For a general overview of why plant protein is healthier than animal protein, check out this article.

If you're interested in the nutritional aspect of what the medical and government health organizations tell us about how much protein we need to thrive, and for an overview of the grams of protein coming from a sample raw food menu, then check out this article.

But the best thing you can probably do is familiarize yourself with a healthy raw food diet and why it works.